Behavioral task
behavioral1
Sample
c4266bbe2cd506b97719c81e0cb7bbf0.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
c4266bbe2cd506b97719c81e0cb7bbf0.exe
Resource
win10v2004-20231215-en
General
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Target
c4266bbe2cd506b97719c81e0cb7bbf0
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Size
88KB
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MD5
c4266bbe2cd506b97719c81e0cb7bbf0
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SHA1
9e008b3fb67640536b0a271388a138a53d2b5b60
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SHA256
554c9995e6e24499fbb0dcd3512d251dea88cac99bbffd43c0ac7386a6df96dc
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SHA512
b5a0f66055b6620cf67a580204fa91734f300d8f7b74bf12d24ca1d85913a2ed60cf16908c56354350003b9c5be8f5326dce399f67e6f9b9e3c34fcf51e5825a
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SSDEEP
1536:TCRnYU5LjS3U3m7D5suPvWGqbHPUhWzrFfMLeg:tOy3U36FBnW9Mag
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource c4266bbe2cd506b97719c81e0cb7bbf0
Files
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c4266bbe2cd506b97719c81e0cb7bbf0.exe windows:4 windows x86 arch:x86
6461c818b9d7cfee510ed220faaa5e64
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Imports
kernel32
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSection
VirtualFree
VirtualAlloc
LocalFree
LocalAlloc
GetVersion
GetCurrentThreadId
GetThreadLocale
GetStartupInfoA
GetLocaleInfoA
GetCommandLineA
FreeLibrary
ExitProcess
WriteFile
UnhandledExceptionFilter
RtlUnwind
RaiseException
GetStdHandle
TlsSetValue
TlsGetValue
LocalAlloc
GetModuleHandleA
lstrlenA
lstrcmpiA
WritePrivateProfileStringA
WriteFile
SizeofResource
SetFilePointer
SetFileAttributesA
SetEndOfFile
ReadFile
MoveFileExA
LockResource
LoadResource
LoadLibraryA
GetVersionExA
GetSystemDirectoryA
GetShortPathNameA
GetProcAddress
GetModuleFileNameA
GetFileSize
FreeResource
FreeLibrary
FindResourceA
DeleteFileA
CreateFileA
CopyFileA
CloseHandle
advapi32
RegSetValueExA
RegCreateKeyExA
RegCloseKey
RegQueryValueExA
RegOpenKeyExA
RegCloseKey
gdi32
Ellipse
shlwapi
PathFileExistsA
user32
IsCharAlphaA
GetMessageA
FindWindowA
DispatchMessageA
CloseWindow
GetKeyboardType
MessageBoxA
CreateWindowExA
Sections
UPX0 Size: 84KB - Virtual size: 84KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.avc Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE